OpenTechnical

OT-2026-000098974

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000098974) never changes.

Identity and time

Publication numberOT-2026-000098974 · never reused
Internal UUID01a0aea2-8286-7da2-bb73-f7c9b28c1732 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098974
StatusPUBLIC

Content hashes

Canonical text87d5837c56ee5f61b722840935b636b9987077c2caf957de9d1fedf8fdc17495
Markdowne31e6212511abb8686e43a684a71bae9d7cbda72cb4ccb4a8f6f6f923dc73d70
PDF
Publication page47931c449afdc82dec86bd292a9e236607f88211ef8faeef9d7624bf69fb462d
Manifest13e6b30a826c7e1752ddebd04adfdc3d8bf9d105a7d34dd1fe765afb7482ae4c

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureGmLx771Fl1AN9Ncr3bUT/6ax4OfiY05xzztQ+QICefM/aEAyRsRAe8FHnnd4782CJxEZfl5chfekwqi/T5NyBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:03.238824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098974
observed 47931c449afdc82dec86bd292a9e2366...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:03.222465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098974/manifest.json
observed 13e6b30a826c7e1752ddebd04adfdc3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:03.206825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098974/publication.md
observed e31e6212511abb8686e43a684a71bae9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:03.188975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098974/publication.txt
observed 87d5837c56ee5f61b722840935b636b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.